A powerful classic that shows experienced and novice handicappers how to analyze their real winning chances when playing favorites, middles odds and longshots, and in 25 winning systems, the proper formula they need to win by betting each group. A powerful classic that shows experienced and novice handicappers how to analyze their real winning chances when playing favorites, middles odds, and longshots—and in twenty-five winning systems, the proper formula they need to win by betting each group. Walter Gibson was one of the most prolific writers ever, best known for his work on the pulp fiction character, The Shadow, but also producing classic works in a number of fields, including gambling and horseracing titles. This original work, written for the Gambler’s Book Club, has been republished in various titles through the years, and remains a classic with much sought-after information that is still valid today.